Description
Description
Buyers Products WideOpen Class 8 Step Boxes offer spacious and accessible storage solutions designed specifically for semi trucks. Featuring an ultra-wide opening lid, these boxes facilitate easy storage and quick access to tools and equipment. The universal design ensures compatibility with major truck brands such as Peterbilt(R), Kenworth(R), International(R), Freightliner(R), Western-Star(R), Volvo(R), and Mack(R).
Features
- Constructed from 0.125 in. thick aluminum for durability and lightweight strength
- Corrosion-resistant stainless steel hinge and heavy-duty hardware for long-lasting performance
- Locking polished stainless steel T-handle latch secures contents against theft
- Automotive bulb seal protects the interior from water, dirt, and debris
- Replaceable grip strut steps provide superior traction and can be easily swapped as they wear
- Easy installation on tractor trailer frame rails, with recommended use of 1701015 steel mounting brackets for boxes wider than 18 inches to prevent stress cracks
- Universal fit for all major Class 8 truck manufacturers
- Made in the USA
These step boxes combine heavy-duty construction with practical features to enhance tool security and accessibility while minimizing added weight. Designed for tough environments, they offer reliable performance for professional truck operators.
Product Specifications
Product Specifications
Vehicle Fitment
Vehicle Fitment
Install Details
Install Details

PRODUCT VIDEOS
PRODUCT VIDEOS
Where Here to Help!
Have a question or having trouble making a decision about what product is best for your vehicle and needs? Give our experienced customer service a call!
What shipping methods are available?
Shipping methods vary depending on the item. Many heavy or oversized products ship via LTL freight to help prevent damage in transit, while smaller items ship parcel; and some parcel orders can even be upgraded to freight for added protection. Many products also ship free, and your total shipping cost will always be shown at checkout before payment.
What payment methods do you accept?
We accept all major credit cards along with Apple Pay, Google Pay, PayPal, Shop Pay, and Shop Pay Installments. Government agencies, municipalities, and large fleet customers can also pay via purchase order with approved terms—just contact our customer service team before placing your order.
How long will delivery take?
Most orders ship within 1 business day from one of our warehouse locations. Typical transit times are 1-3 business days for parcel shipments and 3-5 business days for LTL freight, though delivery times may vary based on your location and carrier conditions. If an item has an extended lead time, it will be clearly noted on the product page.
What is your return policy?
Most unused items can be returned within 60 days of purchase. Every order is also backed by our Upfit Shield Guarantee for added peace of mind. For full details, including return eligibility and warranty coverage, please review our Return Policy page.
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